Improved initial UX and Refactoring

[deanblackborough]

Added

• Added full account deletion.
• Added a getting started section for new sign-ups, allows the user to create players and begin a game in one go.

Changed

• Updated Yahtzee account deletion, uses the API to delete the account rather than brute force.
• Switched to action and view controllers.
• Automatically sign-in the user after password creation.
• Switched to the support@costs-to-expect.com email and removed Twitter from footer.
• Updated content throughout the app.
• Updated to Laravel 10
• Updated to Boostrap 5.3
• Updated to PHP8.2